//===================================================================================
// Microsoft patterns & practices
// Composite Application Guidance for Windows Presentation Foundation and Silverlight
//===================================================================================
// Copyright (c) Microsoft Corporation.  All rights reserved.
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY
// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT
// LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE.
//===================================================================================
// The example companies, organizations, products, domain names,
// e-mail addresses, logos, people, places, and events depicted
// herein are fictitious.  No association with any real company,
// organization, product, domain name, email address, logo, person,
// places, or events is intended or should be inferred.
//===================================================================================
using System;
using Microsoft.Practices.Prism.Regions.Behaviors;

namespace Microsoft.Practices.Prism.Regions
{
	/// <summary>
	/// When <see cref="RegionMemberLifetimeAttribute"/> is applied to class provides data
	/// the <see cref="RegionMemberLifetimeBehavior"/> can use to determine if the instance should
	/// be removed when it is deactivated.
	/// </summary>
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Interface, AllowMultiple = true, Inherited = true)]
	public sealed class RegionMemberLifetimeAttribute : Attribute
	{
		/// <summary>
		/// Instantiates an instance of <see cref="RegionMemberLifetimeAttribute"/>
		/// </summary>
		public RegionMemberLifetimeAttribute()
		{
			KeepAlive = true;
		}

		///<summary>
		/// Determines if the region member should be kept-alive
		/// when deactivated.
		///</summary>
		public bool KeepAlive { get; set; }
	}
}